Click on a day for an hourly weather forecast
The temperatures in Ulm in October are quite cold with temperatures between 5°C and 14°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Ulm during the month of October. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Please note that Ulm can expect a few days of snow in October.
Our weather forecast can give you a great sense of what weather to expect in Ulm in October 2025.
If you’re planning to visit Ulm in the near future, we highly recommend that you review the 14 day weather forecast for Ulm before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 2° / -3° | 7 | 9 | 16 | 87 mm | Awful | Ulm in January |
| February | 4° / -3° | 6 | 11 | 12 | 67 mm | Awful | Ulm in February |
| March | 9° / 0° | 6 | 17 | 7 | 75 mm | Bad | Ulm in March |
| April | 14° / 3° | 7 | 20 | 3 | 86 mm | Bad | Ulm in April |
| May | 17° / 6° | 11 | 19 | 0 | 186 mm | Ok | Ulm in May |
| June | 21° / 10° | 11 | 19 | 0 | 201 mm | Ok | Ulm in June |
| July | 23° / 12° | 11 | 20 | 0 | 209 mm | Good | Ulm in July |
| August | 23° / 12° | 10 | 21 | 0 | 178 mm | Good | Ulm in August |
| September | 19° / 9° | 6 | 24 | 0 | 108 mm | Good | Ulm in September |
| October | 14° / 5° | 7 | 24 | 1 | 91 mm | Ok | Ulm in October |
| November | 8° / 2° | 7 | 18 | 5 | 91 mm | Awful | Ulm in November |
| December | 4° / -2° | 9 | 11 | 12 | 102 mm | Awful | Ulm in December |